New Planck Data Challenges Our Understanding of the Universe
New data from Europe’s Planck satellite challenges our understanding of the Universe, suggesting that Universe may be different on scales larger than those we can…
Galaxy Evolution News
Chandra Reveals an Enormous Cloud of Hot Gas Enveloping Two Colliding Galaxies
A burst of star formation that lasted for at least 200 million years may be responsible for a cloud of hot gas, which contains the…
Evidence That Local Starbursts Impact the Bulk of the Gas Around Their Host Galaxy
Using the Hubble Space Telescope, astronomers observed 20 nearby galaxies, some of which were known to be undergoing a starburst, finding that the winds accompanying…
Grains of Sand from Core-Collapse Supernova Found in Meteorites
In a newly published study, researchers from Washington University in St. Louis report finding tiny grains of silica, which they believe came from a core-collapse…
One of the Most Efficient Star Making Galaxies Ever Observed
Using Hubble, WISE and the IRAM Plateau de Bure interferometer in the French Alps, astronomers viewed efficient star-making galaxy SDSSJ1506+54, seeing a rare phase of…
Astronomers Discover Earliest Starburst Galaxy Ever Observed
A large team of astronomers has discovered the earliest starburst galaxy ever observed. Occurring just 880 million years after the Big Bang, HFLS3 is a…
The First Systematic Analysis of the Energy Distribution of Interacting Galaxies
Using new observations of thirty-one interacting galaxies in fourteen systems, a new study details the first systematic analysis of the energy distribution of interacting galaxies…
New Computer Simulations Help Reveal How Spiral Galaxies Get Their Arms
Using new computer simulations to follow the motions of as many as 100 million “stellar particles” as gravity and other astrophysical forces sculpt them into…
Researchers Study Early Galaxies and Their Specific Properties
Using data from the CANDELS project, scientists examine early galaxies and their specific properties, finding that star formation in blue galaxies have undergone collisions that…
‘Sideline Quasars’ Helped Suppress Early Galaxy Formation
A newly published study from astronomers at the University of Colorado Boulder suggests that distant quasars teamed up to stifle the formation of small galaxies…
Sideways Motions of Distant Stars Shed New Light on Milky Way Evolution
A team of astronomers used Hubble to precisely measure the sideways motions of a small sample of stars located far from the galaxy’s center, shedding…
“Cosmic Web Stripping” – A New Way of Explaining the Lack of Observed Dwarf Galaxies
An international team of researchers has identified “Cosmic Web Stripping” as a new way of explaining the lack of observed dwarf galaxies as compared with…
TW Hydrae Has Enough Mass to Make the Equivalent of 50 Jupiters
Scientists believe the disk of material surrounding the 10 million year old star called TW Hydrae may be large enough to create an exotic planetary…
Astronomers Identify Gas Around Modern Galaxies
Using Hubble’s two ultraviolet spectrographs, researchers from the University of Notre Dame have identified gaseous streams near galaxies through the absorption they imprint on the…
Nearby Star Is at Least 13.2 Billion Years Old
Astronomers have discovered one of the oldest stars in the known universe. They believe it is at least 13.2 billion years old and formed shortly…
Asteroid Impacts Leave Carbonaceous Material on Vesta
New images from NASA’s reveal that large impacts of asteroids may have altered Vesta’s shape and transferred carbonaceous material to the protoplanet and inner solar…
Study Challenges the Idea That a Supernova Prompted the Formation of the Solar System
By testing meteorites, a team of scientists discovered that levels of iron 60 were uniform and low in early solar system material, suggesting that that…
Hubble Reveals Seven Faraway Galaxies
The Hubble Ultra Deep Field 2012 campaign revealed seven previously unseen populations of faraway galaxies, viewing them as they looked 350 to 600 million years…